Roquette Magnesium Stearate LS
Low Specific Surface Area
Product Name | Roquette Magnesium Stearate - LS |
Generic Name | Magnesium Stearate |
Physico-chemical properties | |
Compliance | EP/USP-NF/JP ; GRAS |
Synonyms | Dibasic magnesium stearate |
CAS Number | 557-04-0 |
Chemical Structure |
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Physical Form or Appearence | Very fine, light-white powder |
Application | Roquette Magnesium Stearate LS is a lubricant for tablets and capsules with a low specific surface area. It's used in the range of 0.25% to 5%. |
Water content (LOD) |
Water Content (LOD) Maximum: 6 % |
Source | Plant-based |
Morphology |
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Average mean particle diameter | 15 µm |
Particle Size Distribution by Laser Diffraction |
dv10: 6.8 µm dv50: 14.8 µm dv90: 33.1 µm |
Solubility | Insoluble in alcohol, water and ether |
Tablet hardness |
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Ejection force |
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Experimental Conditions for Compression Behavior |
Tablet Press: STYLCAM 200R Production Speed: 10, 25 and 40 tablets/min (respective linear punch velocity: 38, 96 and 152 mm/s ; respective simulated rotary press speed: 60000, 150000 and 250000 tablets/hour) Tooling: Diameter 10 mm flat Formula: 49.8% MICROCEL® 200 SD / 49.8% PEARLITOL® 200 SD / 0.4% Roquette Magnesium Stearate LS Mixing Time: 5 minutes Tablet Mass: 350 mg |
Powder Characteristics |
Powder Flowability (according to Ph.Eur. 2.9.16, 10mm outflow opening): Not free-flowing Bulk Density: 0.23 g/cm3 Tapped Density: 0.36 g/cm3 True Density: 1.092 g/cm3 Specific surface area: 4.5 m2/g Maximum Specific surface area: 5 m2/g |
Disclaimer
These typical values are provided for information only and we believe them to be reliable. Methods available upon request.